from turtle import *
import math
# 密集数
k = 1
# 爱心个数
c = 1000
Turtle()
speed(10000)
color('blue')
right(90)
penup()
fd(100)
pendown()
left(135)
for i in range(c):
    if i < 10:
        color('blue')
    elif 10 < i < 30:
        color('red')
    elif 30 < i < 40:
        color('yellow')
    else:
        color('red')
    forward(200-i*k)
    circle(100-i*k,180)
    fd(k*i)
    right(90)
    fd(k*i)
    circle(100-k*i,180)
    fd(200-(i)*k)
    left(135)
    penup()
    fd(k*math.sqrt(2))
    pendown()
    right(45)
done()
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    